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From: "David S. Miller" <davem@davemloft.net>
To: Ben Greear <greearb@candelatech.com>
Cc: tgraf@suug.ch, netdev@oss.sgi.com
Subject: Re: af_packet.c bug?
Date: Mon, 28 Mar 2005 12:18:06 -0800	[thread overview]
Message-ID: <20050328121806.3208ac40.davem@davemloft.net> (raw)
In-Reply-To: <4248642E.40304@candelatech.com>

On Mon, 28 Mar 2005 12:08:14 -0800
Ben Greear <greearb@candelatech.com> wrote:

> I was also wondering why we couldn't hold a reference to the net-device
> instead of just it's ifindex when dealing with a bound raw socket.

Because then raw sockets could make unloading of netdevices
hang forever.  That is, unless you add some netdev notifier
to af_packet.c that walks all the raw sockets looking for netdev
references.

I guess it also would make things like leaving a dump running
while you quickly down/up and interface stop working.

  parent reply	other threads:[~2005-03-28 20:18 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-03-28 19:19 af_packet.c bug? Ben Greear
2005-03-28 19:55 ` Thomas Graf
2005-03-28 20:08   ` Ben Greear
2005-03-28 20:17     ` Thomas Graf
2005-03-28 20:33       ` Ben Greear
2005-03-28 20:18     ` David S. Miller [this message]
2005-03-28 20:30       ` Ben Greear
2005-03-28 20:33         ` David S. Miller
2005-04-01  4:59   ` David S. Miller

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